VARIABLE INTEREST ENTITIES INVESTMENT SECURITIES AVAILABLE-FOR-SALE (Estimated Maturities of Available-For-Sale Securities) (Details) RSO (RSO [Member], USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
RSO [Member]
Fair Value
Less than one year	$ 39,393	$ 39,256
Greater than one year and less than five years	138,699	139,700
Greater than five years and less than ten years	38,152	26,526
Greater than ten years	17,307	9,724
Total	233,551	215,206
Amortized Cost
Less than one year	49,991	40,931
Greater than one year and less than five years	132,935	141,760
Greater than five years and less than ten years	37,319	25,707
Greater than ten years	17,550	10,072
Total	$ 237,795	$ 218,470
Weighted Average Coupon
Less than one year	4.31%	5.25%
Greater than one year and less than five years	5.04%	4.69%
Greater than five years	1.43%	1.10%
Weighted average coupon rate, greater than ten years	9.24%	7.90%
Total	4.64%	4.49%